Ryzen 9 3900XT vs Xeon w5-2445
Ryzen 9 3900XT
Xeon w5-2445
Performance Spectrum - CPU
About PassMark
PassMark CPU Mark evaluates processor speed through complex mathematical computations. It provides a reliable metric to compare multi-core performance, where higher scores indicate faster processing for multitasking, gaming, and heavy workloads.
Value Upgrade Path
This is the official ChipVERSUS Value Rating, comparing raw performance (PassMark) per dollar. Components placed above yours deliver better value for money.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Ryzen 9 3900XT
Performance Per Dollar Xeon w5-2445
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Ryzen 9 3900XT | Xeon w5-2445 |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ⚠️ Higher cost ($390) | ✅ More affordable ($0) |
| Longevity | ✨ Modern (Matisse 2 (2020) / 7 nm, 12 nm) | ✨ Modern (Sapphire Rapids (2023−2024) / Intel 7 nm) |
💎 Value Proposition
| Insight | Ryzen 9 3900XT | Xeon w5-2445 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ⚠️ Higher cost ($390) | ✅ More affordable ($0) |
Performance Check
To accurately isolate CPU performance, all benchmarks below use an NVIDIA RTX 4090 as the reference GPU. This eliminates GPU-side bottlenecks and highlights pure processing throughput differences between the CPUs.
Note: Real-world results may vary based on your actual GPU. CPU performance impact is more visible in processing-intensive titles and high-refresh-rate gaming scenarios.
Technical Specifications
Side-by-side comparison of Ryzen 9 3900XT and Xeon w5-2445
Ryzen 9 3900XT
The Ryzen 9 3900XT is manufactured by AMD. It was released in 7 July 2020 (5 years ago). It is based on the Matisse 2 (2020) architecture. It features 12 cores and 24 threads. Base frequency is 3.8 GHz, with boost up to 4.7 GHz. L3 cache: 64 MB. L2 cache: 512K (per core). Built on 7 nm, 12 nm process technology. Socket: AM4. Thermal design power (TDP): 105 Watt. Memory support: DDR4-3200. Passmark benchmark score: 32,512 points. Launch price was $499.
Xeon w5-2445
The Xeon w5-2445 is manufactured by Intel. It was released in 15 February 2023 (2 years ago). It is based on the Sapphire Rapids (2023−2024) architecture. It features 10 cores and 20 threads. Base frequency is 3.1 GHz, with boost up to 4.6 GHz. L3 cache: 26.25 MB. L2 cache: 2 MB (per core). Built on Intel 7 nm process technology. Socket: LGA4677. Thermal design power (TDP): 175 Watt. Memory support: DDR5-4800. Passmark benchmark score: 32,213 points. Launch price was $839.
Processing Power
The Ryzen 9 3900XT packs 12 cores / 24 threads, while the Xeon w5-2445 offers 10 cores / 20 threads — the Ryzen 9 3900XT has 2 more cores. Boost clocks reach 4.7 GHz on the Ryzen 9 3900XT versus 4.6 GHz on the Xeon w5-2445 — a 2.2% clock advantage for the Ryzen 9 3900XT (base: 3.8 GHz vs 3.1 GHz). The Ryzen 9 3900XT uses the Matisse 2 (2020) architecture (7 nm, 12 nm), while the Xeon w5-2445 uses Sapphire Rapids (2023−2024) (Intel 7 nm). In PassMark, the Ryzen 9 3900XT scores 32,512 against the Xeon w5-2445's 32,213 — a 0.9% lead for the Ryzen 9 3900XT. Cinebench R23 multi-core: 18,400 vs 15,500 (17.1% advantage for the Ryzen 9 3900XT). Geekbench 6 single-core — the metric most relevant to gaming — records 1,750 vs 1,822, a 4% lead for the Xeon w5-2445 that directly translates to higher frame rates. Multi-core Geekbench: 10,500 vs 10,719 (2.1% advantage for the Xeon w5-2445). L3 cache: 64 MB on the Ryzen 9 3900XT vs 26.25 MB on the Xeon w5-2445.
| Feature | Ryzen 9 3900XT | Xeon w5-2445 |
|---|---|---|
| Cores / Threads | 12 / 24+20% | 10 / 20 |
| Boost Clock | 4.7 GHz+2% | 4.6 GHz |
| Base Clock | 3.8 GHz+23% | 3.1 GHz |
| L3 Cache | 64 MB+144% | 26.25 MB |
| L2 Cache | 512K (per core) | 2 MB (per core)+300% |
| Process | 7 nm, 12 nm | Intel 7 nm |
| Architecture | Matisse 2 (2020) | Sapphire Rapids (2023−2024) |
| PassMark | 32,512 | 32,213 |
| Cinebench R23 Multi | 18,400+19% | 15,500 |
| Geekbench 6 Single | 1,750 | 1,822+4% |
| Geekbench 6 Multi | 10,500 | 10,719+2% |
Memory & Platform
The Ryzen 9 3900XT uses the AM4 socket (PCIe 4.0), while the Xeon w5-2445 uses LGA4677 (PCIe 5.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR4-3200 on the Ryzen 9 3900XT versus DDR5-4800 on the Xeon w5-2445 — the Xeon w5-2445 supports 22.2% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Xeon w5-2445 supports up to 2048 GB of RAM compared to 128 GB — 176.5% more capacity for professional workloads. Memory channels: 2 (Ryzen 9 3900XT) vs 4 (Xeon w5-2445). PCIe lanes: 24 (Ryzen 9 3900XT) vs 64 (Xeon w5-2445) — the Xeon w5-2445 offers 40 more lanes for additional GPUs or NVMe drives. Chipset compatibility: X570,B550,X470,B450 (Ryzen 9 3900XT) and W790 (Xeon w5-2445).
| Feature | Ryzen 9 3900XT | Xeon w5-2445 |
|---|---|---|
| Socket | AM4 | LGA4677 |
| PCIe Generation | PCIe 4.0 | PCIe 5.0+25% |
| Max RAM Speed | DDR4-3200 | DDR5-4800+25% |
| Max RAM Capacity | 128 GB | 2048 GB+1500% |
| RAM Channels | 2 | 4+100% |
| ECC Support | ❌ | ✅ |
| PCIe Lanes | 24 | 64+167% |
Advanced Features
Only the Ryzen 9 3900XT has an unlocked multiplier for overclocking — a significant advantage for enthusiasts seeking extra performance. Only the Xeon w5-2445 supports AVX-512 instructions — important for machine learning and scientific applications. Virtualization support: AMD-V (Ryzen 9 3900XT) vs VT-x, VT-d, EPT (Xeon w5-2445). Primary use case: Ryzen 9 3900XT targets Workstation / Enthusiast Gaming, Xeon w5-2445 targets Professional Workstation. Direct competitor: Ryzen 9 3900XT rivals Core i9-10900K; Xeon w5-2445 rivals Threadripper 7945WX.
| Feature | Ryzen 9 3900XT | Xeon w5-2445 |
|---|---|---|
| Integrated GPU | No | No |
| Unlocked | Yes | No |
| AVX-512 | No | Yes |
| Virtualization | AMD-V | VT-x, VT-d, EPT |
| Target Use | Workstation / Enthusiast Gaming | Professional Workstation |
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